30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
|
# File 'lib/ruby2js/filter/require.rb', line 30
def on_send(node)
if \
not @require_expr and
node.children.length == 3 and
node.children[0] == nil and
[:require, :require_relative].include? node.children[1] and
node.children[2].type == :str and
@options[:file]
then
begin
file2 = @options[:file2]
basename = node.children[2].children.first
dirname = File.dirname(File.expand_path(@options[:file]))
if file2 and node.children[1] == :require_relative
dirname = File.dirname(File.expand_path(file2))
end
filename = File.join(dirname, basename)
if not File.file? filename and File.file? filename+".rb"
filename += '.rb'
elsif not File.file? filename and File.file? filename+".js.rb"
filename += '.js.rb'
end
realpath = File.realpath(filename)
if @require_seen[realpath]
ast = s(:hide)
else
@require_seen[realpath] = []
@options[:file2] = filename
ast, = Ruby2JS.parse(File.read(filename), filename)
.merge! Parser::Source::.associate(ast, )
[node] += [ast]
end
children = ast.type == :begin ? ast.children : [ast]
named_exports = []
auto_exports = []
default_exports = []
children.each do |child|
if child&.type == :send and child.children[0..1] == [nil, :export]
child = child.children[2]
if child&.type == :send and child.children[0..1] == [nil, :default]
child = child.children[2]
target = default_exports
else
target = named_exports
end
elsif @require_autoexports
target = auto_exports
else
next
end
if i[class module].include? child.type and child.children[0].children[0] == nil
target << child.children[0].children[1]
elsif child.type == :casgn and child.children[0] == nil
target << child.children[1]
elsif child.type == :def
target << child.children[0]
elsif child.type == :send && child.children[1] == :async
target << child.children[2].children[0]
elsif child.type == :const
target << child.children[1]
elsif child.type == :array
child.children.each do |export_statement|
if export_statement.type == :const
target << export_statement.children[1]
elsif export_statement.type == :hash
default_exports << export_statement.children[0].children[1].children[1]
end
end
end
end
if @require_autoexports == :default and auto_exports.length == 1
default_exports += auto_exports
else
named_exports += auto_exports
end
default_exports.map! { _1.to_s.sub(/[?!]/, '').then do |name|
respond_to?(:camelCase) ? camelCase(name) : name.to_sym
end }
named_exports.map! { _1.to_s.sub(/[?!]/, '').then do |name|
respond_to?(:camelCase) ? camelCase(name) : name.to_sym
end }
imports = @require_seen[realpath]
imports << s(:const, nil, default_exports.first) unless default_exports.empty?
imports << named_exports.map {|id| s(:const, nil, id)} unless named_exports.empty?
if imports.empty?
process ast
else
@require_seen[realpath] = imports
importname = Pathname.new(filename).relative_path_from(Pathname.new(dirname)).to_s
importname = Pathname.new(@require_relative).join(importname).to_s
importname = "./#{importname}" unless importname.start_with? '.'
prepend_list << s(:import, importname, *imports)
save_prepend_list = prepend_list.dup
begin
require_relative = @require_relative
@require_relative = Pathname.new(@require_relative).join(basename).parent.to_s
node = process s(:hide, ast)
ensure
@require_relative = require_relative
end
if @require_recursive
block = node.children
while block.length == 1 and block.first.type == :begin
block = block.first.children
end
block.each do |child|
if child&.type == :import
puts ['rr', basename, child.inspect]
prepend_list << child
end
end
else
prepend_list.keep_if do |import|
save_prepend_list.include? import
end
end
node
end
ensure
if file2
@options[:file2] = file2
else
@options.delete(:file2)
end
end
else
super
end
end
|